9
System Components
Chapter 2
Embedded and Industrial Computing
Rear Components
Component
Description
Pin Definition Reference
R1 Antenna Holes
Reserved for SMA type antenna (*)
R2 Serial Port
COM3 provides RS232 serial
communication.
RS-232 COM Port (COMB1,
COM3 on page 14):
R3 VGA Port
It connects an external VGA
monitor or projector.
VGA in DB-19 connector (VGA1)
on page 15
R4 DC-In (power)
LEC-2055 support power range
between 12V and 36V.
DC_IN Connector (CON1) on
page 16
Note:
Antenna is not included in the standard package. You can purchase it from Lanner
separately as an accessory.
R2
R1
R3
R4